- Conditions
- Drug Interaction Potentiation
- Interventions
- PA21, Warfarin
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 20 Years to 50 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Lenexa, Kansas
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–9
of 9
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Healthy
- Interventions
- PA21 and Omeprazole with food, No PA21; Omeprazole with food, PA21 with food, Omeprazole 2hrs later
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 20 Years to 50 Years
- Enrollment
- 45 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011
- U.S. locations
- 1
- States / cities
- Anaheim, California
- Conditions
- Hyperphosphatemia
- Interventions
- PA21 (Velphoro®), Calcium Acetate (Phoslyra®)
- Drug
- Lead sponsor
- Vifor Fresenius Medical Care Renal Pharma
- Industry
- Eligibility
- Up to 18 Years
- Enrollment
- 85 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 22
- States / cities
- Birmingham, Alabama • Washington D.C., District of Columbia • Miami, Florida + 17 more
- Conditions
- Healthy
- Interventions
- PA21 and Furosemide with food, No PA21; Furosemide with food, PA21 with food and Furosemide 2hrs later
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 20 Years to 50 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011
- U.S. locations
- 1
- States / cities
- Anaheim, California
- Conditions
- Chronic Kidney Disease Requiring Chronic Dialysis
- Interventions
- PA21 (2.5 g tablet containing 500 mg iron), Sevelamer carbonate, PA21-1 (1.25 g tablet containing 250 mg iron)
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 1,059 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- San Antonio, Texas
- Conditions
- Drug Interaction Potentiation
- Interventions
- PA21, Digoxin
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 20 Years to 50 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Anaheim, California
- Conditions
- Chronic Kidney Disease
- Interventions
- 1.25 g PA21 (250 mg iron), 5.0 g PA21 (1,000 mg iron), 7.5 g PA21 (1,500 mg iron), 10.0 g PA21 (2,000 mg iron), 12.5 g PA21 (2,500 mg iron), Sevelamer hydrochloride
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 154 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2010
- U.S. locations
- 9
- States / cities
- Arvada, Colorado • Denver, Colorado • Pembroke Pines, Florida + 6 more
- Conditions
- Drug Interaction Potentiation
- Interventions
- PA21 and Losartan with Food, No PA21; Losartan with food, PA21 with food and Losartan 2 hours later
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 20 Years to 50 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011
- U.S. locations
- 1
- States / cities
- Anaheim, California
- Conditions
- Chronic Kidney Disease Requiring Chronic Dialysis
- Interventions
- PA21 (2.5 g tablet containing 500 mg iron), Sevelamer carbonate
- Drug
- Lead sponsor
- Vifor Pharma
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 659 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- San Antonio, Texas